diff options
| author | Patrick McHardy <kaber@trash.net> | 2012-08-26 19:14:04 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2012-08-30 03:00:13 +0200 |
| commit | 051966c0c644a1c96092d4206e00704ade813c9a (patch) | |
| tree | 9ca8005f3e2a91cbd710b1f2eb52f49bf5f19f84 /include/linux/netfilter/nf_conntrack_sip.h | |
| parent | 811927ccfe90fbfcfff5253ba7f95057f6cae692 (diff) | |
netfilter: nf_nat: add protoff argument to packet mangling functions
For mangling IPv6 packets the protocol header offset needs to be known
by the NAT packet mangling functions. Add a so far unused protoff argument
and convert the conntrack and NAT helpers to use it in preparation of
IPv6 NAT.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include/linux/netfilter/nf_conntrack_sip.h')
| -rw-r--r-- | include/linux/netfilter/nf_conntrack_sip.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 89f2a627f3f0..1afc669a393e 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -37,10 +37,12 @@ struct sdp_media_type { struct sip_handler { const char *method; unsigned int len; - int (*request)(struct sk_buff *skb, unsigned int dataoff, + int (*request)(struct sk_buff *skb, unsigned int protoff, + unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int cseq); - int (*response)(struct sk_buff *skb, unsigned int dataoff, + int (*response)(struct sk_buff *skb, unsigned int protoff, + unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int cseq, unsigned int code); }; @@ -105,11 +107,13 @@ enum sdp_header_types { }; extern unsigned int (*nf_nat_sip_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen); extern void (*nf_nat_sip_seq_adjust_hook)(struct sk_buff *skb, s16 off); extern unsigned int (*nf_nat_sip_expect_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen, @@ -117,6 +121,7 @@ extern unsigned int (*nf_nat_sip_expect_hook)(struct sk_buff *skb, unsigned int matchoff, unsigned int matchlen); extern unsigned int (*nf_nat_sdp_addr_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen, @@ -125,6 +130,7 @@ extern unsigned int (*nf_nat_sdp_addr_hook)(struct sk_buff *skb, enum sdp_header_types term, const union nf_inet_addr *addr); extern unsigned int (*nf_nat_sdp_port_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen, @@ -132,12 +138,14 @@ extern unsigned int (*nf_nat_sdp_port_hook)(struct sk_buff *skb, unsigned int matchlen, u_int16_t port); extern unsigned int (*nf_nat_sdp_session_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int sdpoff, const union nf_inet_addr *addr); extern unsigned int (*nf_nat_sdp_media_hook)(struct sk_buff *skb, + unsigned int protoff, unsigned int dataoff, const char **dptr, unsigned int *datalen, |